ML19338G218

Responds to IE Bulletin 80-19, Failures of Mercury-Wetted Matrix Relays in Reactor Protective Sys of Operating Nuclear Power Plants Designed by C-E. Subj Relays Not in Use in Logic Matrix of Sys at Facilities

ML19338G218
Person / Time
Site:	Washington Public Power Supply System, Satsop
Issue date:	09/05/1980
From:	Renberger D WASHINGTON PUBLIC POWER SUPPLY SYSTEM
To:	Engelken R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V)
References
GO1-80-247, GO3-80-2124, IEB-80-19, NUDOCS 8010280618
Download: ML19338G218 (1)

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Washington Public Power Supply System S

. A JOINT OPERATING AGENCY P. O. Box 968 3000 Geo. Wasme=stoM W AY RICMLAND. W ASMENOfoN 9 9 3 5 2 PHONE (SO9) 375 5000 September 5,1980 G01-80-247 Docket Nos.

50 460/513 G03-80-2124 50-508/509

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U. S. Nuclear Regulatory Commission

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1990 florth California Boulevard e

Suite 202, Walnut Creek Plaza

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\\fd Attention:

Mr. R. H. Engelken, Director Gentlemen:

Subject:

WNP-1/4 AND WNP-3/5 RESPONSE ~TO IE BULLETIN 80-19 In response to the subject bulletin, please be advised that C. P. Clare Model HG2X-10ll mercury wetted relays (or any other mercury wetted relays) are not used in the logic matrix of the Reactor Protection System at our Nuclear Project flos. 1 and 4 or 3 and 5.

A total of 5 man-days were expended in the conduct of the review and reporting of this Bulletin.

Very truly yours, cM Y

D. L. RENBERGER Assistant Director, Technology DLR:GCS:nm cc: Director, Division of Reactor Operations Inspection U. Woods, NUS N. S. Reynolds, D&L l

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